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"This is a list of changes to <...> that are frequently proposed, but that are unlikely to be accepted. If you're interested in pursuing something in this space, please familiarize yourself with the discussions that we have already had. In order to bring one of these topics up, you'll be expected to add new information to the discussion, not just say "I really want this" or "This exists in <...> and I liked it there"." (via https://github.com/apple/swift-evolution/blob/master/commonly...) #mokum-dev